The Nature of ThingsThe Great Human Odyssey: Journey's EndFeb 26, 2015 | 44:43Early humans eventually colonized Australia, the South Pacific, and the Americas. But how did our ancestors master the oceans?

The Nature of ThingsThe Great Human Odyssey: The Adaptable ApeFeb 19, 2015 | 44:41How did we become our planet's only global species, at home in every environment on Earth. Learn how our ancestors found a way through the deserts and out of Africa. And discover how we survived the Ice Age.

The Nature of ThingsThe Great Human Odyssey: Rise of a SpeciesFeb 12, 2015 | 44:11At one time, Homo sapiens stood on the brink of extinction, numbering at just a few thousand somewhere in Africa. But our species found ways to rebuild. How did we do it?

The Nature of ThingsThe Mystery of the MonsoonJan 29, 2015 | 44:44Mystery of the Monsoon is a cinematic exploration of the force of the monsoon. Some say it’s the soul of India. We experience the monsoon through the eyes of farmers, fishermen, and wildlife wardens, all of whose lives are affected by the rains and of meteorologists, who try to predict the timing, location and volume of the rains.

The Nature of ThingsLion in Your Living RoomJan 15, 2015 | 44:42Cats are the most popular pet in the world, but it turns out that we don't really know them at all. Meet the real lion in your living room.

The Nature of ThingsMyth or Science 3: You Are What you EatJan 8, 2015 | 44:43An exciting scientific journey with Dr. Jennifer Gardy to put food claims to the test and discover if they're science fact or science fiction.

The Nature of ThingsThe Great Butterfly HuntDec 4, 2014 | 44:43The remarkable Monarch migration, the most incredible insect migration on Earth, and the determined Canadian scientist who spent 40 years trying to discover exactly where the butterflies mysteriously disappeared when they flew south for winter.

The Nature of ThingsTwo Of A KindNov 27, 2014 | 44:45Why one twin and not the other? Filmmaker Leora Eisen wants to know how her identical twin - who has exactly the same DNA - could get life-threatening leukemia. Recently scientists have begun to study the differences, rather than the similarities, between twins, making ground-breaking discoveries that will affect us all.

The Nature of ThingsThe Secret Life of PigeonsNov 20, 2014 | 44:42They're part of the city landscape just about everywhere: a marvel in the air, fun to feed and a testament to nature's resilience. But as we'll discover pigeons are also misunderstood.

The Nature of ThingsChasing SnowflakesNov 13, 2014 | 44:45Snowflakes have a huge impact on our world but we actually don't know much about snow. Scientists are working to change that as they look inside avalanches and snowstorms. They look at their shape, what happens when they come together and why do they become dangerous?

The Nature of ThingsDecoding DesireNov 6, 2014 | 44:45New discoveries are shattering old assumptions about sex and the sexes. Biologists are analyzing human and animal sexual behaviour from courtship to the catch, foreplay to consummation. Decoding Desire takes us on a voyage of discovery into the fascinating science of the mating game.

The Nature of ThingsGorilla DoctorsOct 16, 2014 | 44:45How did Canadian veterinarian Dr. Mike Cranfield end up making house calls for Africa's endangered mountain gorillas? The Gorilla Doctors perform check-ups, give medicines, and sometimes operate. But how much should the vets intervene with a wild population? Is this radical human intervention going too far?